| //! NOTE: Keep these constants in sync with `library/std/src/sys/pal/unix/mod.rs`! | |
| /// The default value if `-Zon-broken-pipe=...` is not specified. This resolves | |
| /// to `SIG_IGN` in `library/std/src/sys/pal/unix/mod.rs`. | |
| /// | |
| /// Note that `SIG_IGN` has been the Rust default since 2014. See | |
| /// <https://github.com/rust-lang/rust/issues/62569>. | |
| #[allow(dead_code)] | |
| pub const DEFAULT: u8 = 0; | |
| /// Do not touch `SIGPIPE`. Use whatever the parent process uses. | |
| #[allow(dead_code)] | |
| pub const INHERIT: u8 = 1; | |
| /// Change `SIGPIPE` to `SIG_IGN` so that failed writes results in `EPIPE` | |
| /// that are eventually converted to `ErrorKind::BrokenPipe`. | |
| #[allow(dead_code)] | |
| pub const SIG_IGN: u8 = 2; | |
| /// Change `SIGPIPE` to `SIG_DFL` so that the process is killed when trying | |
| /// to write to a closed pipe. This is usually the desired behavior for CLI | |
| /// apps that produce textual output that you want to pipe to other programs | |
| /// such as `head -n 1`. | |
| #[allow(dead_code)] | |
| pub const SIG_DFL: u8 = 3; |